<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <div id="app">
      <!-- 
            逻辑 -> 数据 <-> 视图
         -->
      <div>
        <input type="text" v-model="name" placeholder="姓名" />
        <input type="text" v-model="age" placeholder="年龄" />
        <input type="text" v-model="email" placeholder="邮箱" />
        <input type="text" v-model="tel" placeholder="电话号码" />
      </div>
      <div>
        <p>姓名:<span>{{name}}</span></p>
        <p>年龄:<span>{{age}}</span></p>
        <p>邮箱:<span>{{email}}</span></p>
        <p>电话:<span>{{tel}}</span></p>
      </div>
      <button id="btn">改变名字</button>
    </div>

    <script src="./mvvm.js"></script>
    <script>
      const app = new MVVM("#app", {
        name: "小叶森森",
        age: "",
        email: "",
        tel: "",
      });
      document.querySelector('#btn').addEventListener('click',function (){
        app.setData('name','小野森森')
    })
    </script>
  </body>
</html>
